1.concrete ride on power trowel 2.HONDA GX630 engine 3.8 blades 4.extract ... ,smooth,polish 5.easy transition gasoline engine concrete ride on power trowel RWMG236 It is used to extract slurry, compact, ... Blade quantity8Blade size350x150mmFixed hole distance4.75 inEngine ModelHONDA,GX630TypeGasoline engine,air cooled, 4stroke, OHV, double cylinderPower20hp/3600rpmFuel tank volume20LLubricant L 1. ...